docs: def parse_xml_layers(xml_layers):
          """
          Get the MapLayers from an XML element
  
          Args:
              xml_layers (Element): The <layers> tag as XML Element
  
          Returns:
              list of MapLayer:
  
          """
          layers = []
          for custom_map_source in xml_layers.getchildren():
              layers.append(MapSource.parse_xml_layer(custom_map_source))
          return layers